FortyDN Dev
v3.0.0: fully autonomous engine — remove MillionVerifier, add DoH DNS worker, AI risk scorer (HF PRO, circuit breaker), i18n, normalized verdicts, remote SMTP worker
de745bf | """Internationalization primitives (spec §7.1 Punycode / §7.2 SMTPUTF8).""" | |
| import unittest | |
| from app.validator.i18n import ( | |
| EAI_REASON, | |
| domain_is_unicode, | |
| eai_gate, | |
| local_part_is_ascii, | |
| to_punycode, | |
| ) | |
| class PunycodeTests(unittest.TestCase): | |
| def test_ascii_domain_untouched(self): | |
| self.assertEqual(to_punycode("example.com"), "example.com") | |
| def test_unicode_domain_encoded(self): | |
| out = to_punycode("bücher.example") | |
| self.assertTrue(out.startswith("xn--")) | |
| self.assertEqual(out.encode("ascii").decode(), out) | |
| def test_already_punycode_roundtrip(self): | |
| self.assertEqual(to_punycode("xn--bcher-kva.example"), "xn--bcher-kva.example") | |
| def test_unicode_tld(self): | |
| out = to_punycode("пример.рф") | |
| self.assertTrue(all(ord(c) < 128 for c in out)) | |
| self.assertIn("xn--", out) | |
| def test_garbage_domain_returns_as_is(self): | |
| # Must never raise — DNS will fail naturally and the verdict degrades. | |
| self.assertEqual(to_punycode("\x00bad"), "\x00bad") | |
| def test_empty_and_dot_stripping_safe(self): | |
| self.assertEqual(to_punycode(""), "") | |
| self.assertEqual(to_punycode("example.com"), "example.com") | |
| class UnicodeDetectionTests(unittest.TestCase): | |
| def test_domain_is_unicode(self): | |
| self.assertTrue(domain_is_unicode("münchen.de")) | |
| self.assertFalse(domain_is_unicode("xn--mnchen-3ya.de")) | |
| self.assertFalse(domain_is_unicode("example.com")) | |
| class EAITests(unittest.TestCase): | |
| def test_ascii_local_passes_gate(self): | |
| self.assertIsNone(eai_gate("john.smith")) | |
| self.assertIsNone(eai_gate("o+brien+tag")) | |
| def test_unicode_local_blocked_deterministically(self): | |
| self.assertEqual(eai_gate("用户"), EAI_REASON) | |
| self.assertEqual(eai_gate("café"), EAI_REASON) | |
| def test_ascii_flag_consistency(self): | |
| self.assertTrue(local_part_is_ascii("simple")) | |
| self.assertFalse(local_part_is_ascii("日本語")) | |
| if __name__ == "__main__": | |
| unittest.main() | |